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85029092 = 2221257273
BaseRepresentation
bin1010001000101…
…11000011100100
312220222220222122
411010113003210
5133231412332
612234245112
72051510141
oct504270344
9186886878
1085029092
1143aa6685
1224586798
1314801495
14b4153c8
1576e8c12
hex51170e4

85029092 has 6 divisors (see below), whose sum is σ = 148800918. Its totient is φ = 42514544.

The previous prime is 85029079. The next prime is 85029107. The reversal of 85029092 is 29092058.

It can be written as a sum of positive squares in only one way, i.e., 78393316 + 6635776 = 8854^2 + 2576^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10628633 + ... + 10628640.

It is an arithmetic number, because the mean of its divisors is an integer number (24800153).

Almost surely, 285029092 is an apocalyptic number.

It is an amenable number.

85029092 is a deficient number, since it is larger than the sum of its proper divisors (63771826).

85029092 is a wasteful number, since it uses less digits than its factorization.

85029092 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21257277 (or 21257275 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 35.

The square root of 85029092 is about 9221.1220575372. The cubic root of 85029092 is about 439.7331232858.

The spelling of 85029092 in words is "eighty-five million, twenty-nine thousand, ninety-two".

Divisors: 1 2 4 21257273 42514546 85029092